.bruce {
  background-color: #999;
  }
  .bubble-distribution {
  position: relative;
  margin-top: 50px;
  padding: 25px;
  border-radius: 2px;
  width: 320px;
  background-color: #fff;
  h3 {
  font-size: 16px;
  color: #333;
  }
  div {
  margin-top: 10px;
  }
  img {
  position: absolute;
  left: 50%;
  bottom: 100%;
  margin: 0 0 -20px -60px;
  width: 120px;
  }
  ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  height: 30px;
  line-height: 30px;
  }
  li {
  position: relative;
  width: 45%;
  transition: all 300ms;
  &:focus-within {
  background: linear-gradient(90deg, #09f 50%, transparent 0) repeat-x,
  linear-gradient(90deg, #09f 50%, transparent 0) repeat-x,
  linear-gradient(0deg, #09f 50%, transparent 0) repeat-y,
  linear-gradient(0deg, #09f 50%, transparent 0) repeat-y;
  background-position: 0 0, 0 100%, 0 0, 100% 0;
  background-size: 8px 1px, 8px 1px, 1px 8px, 1px 8px;
  animation: move 500ms infinite linear;
  }
  }
  input[type=text],
  input[type=password] {
  padding: 10px;
  border: 1px solid #e9e9e9;
  border-radius: 2px;
  width: 100%;
  height: 40px;
  outline: none;
  transition: all 300ms;
  &:focus:valid {
  border-color: #09f;
  }
  &:focus:invalid {
  border-color: #f66;
  }
  }
  input[type=radio] {
  position: absolute;
  width: 0;
  height: 0;
  &:checked + label {
  border: 3px solid transparent;
  background-color: #09f;
  color: #fff;
  }
  }
  label {
  display: block;
  border-bottom: 1px solid #ccc;
  width: 100%;
  background-clip: padding-box;
  cursor: pointer;
  text-align: center;
  transition: all 300ms;
  }
  button {
  margin-top: 10px;
  border: none;
  border-radius: 2px;
  width: 100%;
  height: 40px;
  outline: none;
  background-color: #09f;
  cursor: pointer;
  color: #fff;
  transition: all 300ms;
  }
  .accout,
  .password,
  .code {
  img {
  display: none;
  margin-bottom: -27px;
  }
  &:focus-within {
  img {
  display: block;
  }
  & ~ img {
  display: none;
  }
  }
  }
  .code {
  display: flex;
  justify-content: space-between;
  button {
  margin-top: 0;
  }
  input {
  &:not(:placeholder-shown) {
  width: 70%;
  & + button {
  width: 25%;
  }
  }
  &:placeholder-shown {
  width: 100%;
  & + button {
  width: 0;
  opacity: 0;
  }
  }
  }
  }
  }
  @keyframes move {
  to {
  background-position: 6% 0, -6% 100%, 0 -6%, 100% 6%;
  }
  }